<template>
  <div>


    <div class="pd-10">
      <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="name"></el-input>

      <el-button class="ml-5" type="primary" @click="load">搜索</el-button>
      <el-button class="ml-5" type="warning" @click="reset">重置</el-button>
    </div>

    <div class="mg-10">
      <el-button type="primary" @click="handleAdd">新增<i class="el-icon-circle-plus-outline ml-5"></i></el-button>

      <el-popconfirm
          confirm-button-text='是的我确定'
          cancel-button-text='算了在想想'
          icon="el-icon-info"
          icon-color="red"
          title="您确定删除吗？"
          @confirm="delBatch"
          class="ml-5"
      >
        <el-button type="danger" slot="reference">批量删除<i class="el-icon-remove-outline ml-5"></i></el-button>
      </el-popconfirm>
<!--      <el-upload action="http://:8089/role/import"-->
<!--                 style="display: inline-block"-->
<!--                 accept="xlsx"-->
<!--                 :show-file-list="false"-->
<!--                 :on-success="handleExcelImportSuccess"-->
<!--      >-->
<!--        <el-button type="primary" class="ml-5">导入<i class="el-icon-bottom ml-5"></i></el-button>-->
<!--      </el-upload>-->

<!--      <el-button type="primary" @click="exp" class="ml-5">导出<i class="el-icon-top ml-5"></i></el-button>-->
    </div>

    <el-table
        :data="tableData" border stripe
        :header-cell-style="{ background:'#eee',border: '1px solid #ccc' ,color: '#000'}"
        @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column prop="id" label="id" >
      </el-table-column>
      <el-table-column prop="name" label="名称" >
      </el-table-column>
      <el-table-column prop="flag" label="名称" >
      </el-table-column>
      <el-table-column prop="description" label="描述">
      </el-table-column>
      <el-table-column label="操作">
        <template slot-scope="scope" >
          <el-button type="info" slot="reference" @click="openFullScreenSetRoleMenu(scope.row.id)">分配菜单<i class="el-icon-menu"/></el-button>
          <el-button type="success" @click="handleEdit(scope.row)" >编辑<i class="el-icon-edit ml-5"></i></el-button>
          <el-popconfirm
              confirm-button-text='是的我确定'
              cancel-button-text='算了在想想'
              icon="el-icon-info"
              icon-color="red"
              title="您确定删除吗？"
              @confirm="handledelete(scope.row.id)"
              class="ml-5"
          >
            <el-button type="danger" slot="reference">删除<i class="el-icon-delete ml-5"></i></el-button>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>
    <div style="padding: 10px 0;">
      <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="pageNum"
          :page-sizes="[5, 10, 15, 20]"
          :page-size="pageSize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total">
      </el-pagination>
    </div>
    <el-dialog title="新增用户" :visible.sync="dialogFormVisible" width="30%">
      <el-form :model="form"  label-width="80px" size="small">
        <el-form-item label="名称" >
          <el-input v-model="form.name" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="唯一标识" >
          <el-input v-model="form.flag" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="描述" >
          <el-input v-model="form.description"  ></el-input>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="cancel">取 消</el-button>
        <el-button type="primary" @click="save">确 定</el-button>
      </div>
    </el-dialog>


    <el-dialog title="菜单分配" :visible.sync="menuDialogVis" width="30%">
      <el-tree
          :props="props"
          :data="menuData"
          show-checkbox
          node-key="id"
          ref="tree"
          :default-expanded-keys="expends"
          :default-checked-keys="checks"
          >
        <span class="custom-tree-node" slot-scope="{ node, data }">
        <span><i :class="data.icon"/>{{ data.name }}</span>
        </span>
      </el-tree>
      <div slot="footer" class="dialog-footer">
        <el-button @click="menuDialogVis = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleMenu">确 定</el-button>
      </div>
    </el-dialog>


  </div>
</template>

<script>
export default {
  name: "User",
  data(){
    return{
      tableData: [], //分页数据
      total: 0, //总条数
      pageNum: 0,
      pageSize: 5,
      name: "", //搜索框用户名
      form: {}, //表格数据
      menuDialogVis: false,  //菜单分配
      menuData: [],   //菜单分配数据
      multipleSelection: [], //多选删除
      dialogFormVisible: false, //新增按钮
      props:{
          label: "name",  //将数据中的name映射到label上
      },
      expends: [],  //默认展开的选项
      checks: [], //默认选中的选项
      roleId: 0   //保存用户id
    }
  },
  created() {
    this.load()
  },
  methods:{
    //分页请求
    load(){
      this.request.get("/role/page",{
        params:{
          pageNum: this.pageNum,
          pageSize: this.pageSize,
          name: this.name,
        }
      }).then(res =>{
        if(res.code === "200"){
          this.tableData = res.data.data
          this.total = res.data.total
        }else {
          this.$message.error(res.msg)
        }
      })

    },
    //分页方法
    handleSizeChange(pageSize) {
      this.pageSize=pageSize;
      this.load()
    },
    handleCurrentChange(pageNum) {
      this.pageNum = pageNum;
      this.load()
    },
    //重置搜索框
    reset(){
      this.name = "";
      this.load()
    },
    //新增按钮
    handleAdd(){
      this.dialogFormVisible = true;
      this.form = {}
    },
    //确定新增
    save(){
      this.request.post("/role",
          this.form).then(res=>{
        if(res.code ==="200"){
          this.$message.success(res.data)
          this.form ={}
          this.dialogFormVisible = false;
          this.load()
        }else {
          this.$message.error(res.msg)
        }
      })
    },
    //设置roleid和menuid的绑定关系
    saveRoleMenu(){
      let menuIds = this.$refs.tree.getCheckedKeys();
      this.request.post("/role/roleMenu/"+this.roleId,menuIds).then(res=>{
          if(res.code === "200"){
            this.$message.success(res.data+"请重新登录")
            this.menuDialogVis = false
            this.$store.commit("logoutOn")
          }else {
            this.$message.error(res.msg)
          }
      })

    },
    //编辑按钮
    handleEdit(row){
      this.form = row
      this.dialogFormVisible = true
    },
    //取消按钮
    cancel() {
      this.dialogFormVisible=false;
      this.expends = [];
      this.checks = [];
      this.load()
    },
    //删除按钮
    handledelete(id){
      this.request.delete("/role/"+id).then(res=>{
        if(res.code === "200"){
          this.$message.success(res.data)
          this.load()
        }else {
          this.$message.error(res.msg)
        }
      })
    },
    //批量删除多选
    handleSelectionChange(val){
      this.multipleSelection  = val
    },
    //点击批量删除
    delBatch(){
      let ids= this.multipleSelection.map(v => v.id)  //将数组内的id提取出来
      this.request.delete("/role/del/batch",{
        data: ids
      }).then(res=>{
        if(res.code === "200"){
          this.$message.success(res.data)
          this.load()
        }else {
          this.$message.error(res.msg)
        }
      })
    },
    // //导出excel
    // exp(){
    //   window.open("http://:8089/role/export")
    // },
    //导入成功后
    handleExcelImportSuccess(){
      this.$message.success("文件导入成功")
      this.load()
    },
    selectMenu(roleId){
      this.roleId = roleId;
      //请求菜单分级
      this.request.get("/menu").then(res => {
        if (res.code === "200") {
          this.$nextTick(()=>{
            this.menuData = res.data;
            this.expends = this.menuData.map(m => m.id);
          })

        } else {
          this.$message.error(res.msg)
        }
      })

      this.request.get("/role/roleMenu/"+this.roleId).then(res => {
        if (res.code === "200") {
          this.$nextTick(()=>{
            this.checks = res.data;
          })
          // this.request.get("/menu/ids").then(r =>{
          //   let ids = r.data;
          //   ids.forEach(id =>{
          //     if(this.checks.includes(id)){
          //       this.$refs.tree.setChecked(id,false);
          //     }
          //   })
          //
          // })


        } else {
          this.$message.error(res.msg)
        }
      })

    },
    openFullScreenSetRoleMenu(roleId) {
      const loading = this.$loading({
        lock: true,
        text: '正在疯狂请求数据',
        spinner: 'el-icon-loading',
        background: 'rgba(0, 0, 0, 0.2)'
      });
      setTimeout(() => {
        this.selectMenu(roleId)
        this.menuDialogVis = true;
        loading.close();
      }, 1500);
    }

  }
}
</script>

<style scoped>

</style>